Initial CYD TF card info display with LVGL.

Mount microSD on VSPI and show type, format, and capacity on the CYD screen. Co-authored-by: Cursor <cursoragent@cursor.com>
2026-10-17 17:29:51 +08:00
commit 23956897fa
11 changed files with 1650 additions and 0 deletions
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -0,0 +1,74 @@
+#include <Arduino.h>
+#include <TFT_eSPI.h>
+#include <lvgl.h>
+
+#include "pins.h"
+#include "sd_info.h"
+#include "ui.h"
+
+static constexpr uint32_t DRAW_BUF_SIZE =
+    (SCREEN_WIDTH * SCREEN_HEIGHT / 10 * (LV_COLOR_DEPTH / 8));
+static uint32_t draw_buf[DRAW_BUF_SIZE / 4];
+
+static uint32_t last_refresh_ms = 0;
+static constexpr uint32_t REFRESH_MS = 3000;
+
+static void refresh_sd_ui() {
+  SdCardInfo info = sd_read_info();
+
+  Serial.println("---- TF Card ----");
+  if (!info.mounted) {
+    Serial.printf("Error: %s\n", info.error.c_str());
+  } else {
+    Serial.printf("Type: %s\n", info.type);
+    Serial.printf("FS:   %s\n", info.filesystem);
+    Serial.printf("Card: %s\n", format_bytes(info.card_bytes).c_str());
+    Serial.printf("Part: %s\n", format_bytes(info.total_bytes).c_str());
+    Serial.printf("Used: %s\n", format_bytes(info.used_bytes).c_str());
+    Serial.printf("Free: %s\n", format_bytes(info.free_bytes).c_str());
+    Serial.printf("Root entries: %lu\n",
+                  static_cast<unsigned long>(info.root_files));
+  }
+
+  ui_update(info);
+}
+
+void setup() {
+  Serial.begin(115200);
+  delay(200);
+  Serial.println();
+  Serial.printf("LVGL %d.%d.%d | CYD TF info\n", lv_version_major(),
+                lv_version_minor(), lv_version_patch());
+
+  pinMode(TFT_BL_PIN, OUTPUT);
+  digitalWrite(TFT_BL_PIN, HIGH);
+
+  lv_init();
+
+  lv_display_t *disp =
+      lv_tft_espi_create(SCREEN_WIDTH, SCREEN_HEIGHT, draw_buf, sizeof(draw_buf));
+  // 横屏：320x240
+  lv_display_set_rotation(disp, LV_DISPLAY_ROTATION_270);
+
+  ui_create();
+
+  if (!sd_init()) {
+    Serial.println("SD mount failed at boot");
+  }
+
+  refresh_sd_ui();
+  last_refresh_ms = millis();
+}
+
+void loop() {
+  lv_timer_handler();
+  lv_tick_inc(5);
+
+  uint32_t now = millis();
+  if (now - last_refresh_ms >= REFRESH_MS) {
+    last_refresh_ms = now;
+    refresh_sd_ui();
+  }
+
+  delay(5);
+}